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Asked by Ian

In triangle ABC, D is the midpoint of AC and E is the midpoint of AB. BD and CE are perpendicular to each other and intersect at the point G. If AB=7 and AC=9, what is the value of BC^2?
12 years ago

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Answered by Steve
This very kind of problem is discussed at

http://www.qbyte.org/puzzles/p100s.html
12 years ago
Answered by abhishek agrawal
26
12 years ago

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